<!DOCTYPE html>
<html lang="en" xmlns:th="http://www.thymeleaf.org"
      xmlns:sec="http://www.thymeleaf.org/thymeleaf-extras-springsecurity4">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>

<h1>登录成功</h1>

<h2><a href="/logout">退出</a></h2>
</body>
</html>